“Clearly this is a disastrous tariff order. We have indicated earlier that the regulator has to be transparent about how it is arriving at a number. This massive reduction is disastrous for the financial health of the sector. Majority of our members will look for legal redressal,” Mathews told IANS.

The Telecom Regulatory Authority of India further said it will phase out mobile termination charges by January 1, 2020.